Remove 2009 Remove Energy Storage Remove Lead Acid Remove Power Storage
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Corvus Energy’s marine lithium polymer battery pack used in Europe’s first hybrid tugboat

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Corvus’ lithium polymer batteries last up to 10 times longer and have up to 10 times more power and energy storage than lead acid batteries. The conversion features Corvus’ AT6500 48 volt lithium polymer battery packs. Earlier post.) Earlier post.).

Polymer 218
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ZENN to acquire 51% of EEStor; most recent 3rd-party testing of EESU problematic

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will acquire a 51% controlling stake in its energy storage technology partner EEStor for staged cash payments totaling $1 million, and then reorganize the board and management of EEStor. ZENN’s goal now is to be a provider of leading edge power storage solutions and related technologies to the transportation industry.

ZENN 210
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Study finds hybrid tugboat delivers significant reduction in criteria pollutant emissions compared to conventional version

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The hybrid tug used in the study, the Carolyn Dorothy ( earlier post ), is powered by two 1,342 kW Cummins QSK50-M main engines and 317 kW Cummins QSM11-M auxiliary generators. It also has 126 soft gel lead acid batteries for power storage that are separated into two arrays with 63 batteries each.

Pollution 247